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Home › Gemstones › Gemstones By Weight › 3 ct Gemstones

3 Carat Loose Gemstones

Browse our selection of natural 3 carat gemstones, perfect for fine jewelry and investment pieces.

3 ct Gemstones Weight
3 ct Gemstones Size
3 ct Gemstones Clarity
3 ct Gemstones Price
3 ct Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color 3 ct Gemstones
Black 3 ct Gemstones
Blue 3 ct Gemstones
Brown 3 ct Gemstones
Golden 3 ct Gemstones
Gray
Green 3 ct Gemstones
Multicolor 3 ct Gemstones
Orange 3 ct Gemstones
Pink 3 ct Gemstones
Purple 3 ct Gemstones
Red 3 ct Gemstones
Turquoise 3 ct Gemstones
Violet 3 ct Gemstones
White 3 ct Gemstones
Yellow 3 ct Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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3.27ct Brown Smoky Quartz, Round, VVS-VS

3.27ct Brown Smoky Quartz, Round, VVS-VS

9.5 mm (calibrated)

$ 8.96

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3.20ct Yellow Golden Beryl, Pear Shape, VS-SI
Golden Beryl Product Video (575430)

3.20ct Yellow Golden Beryl, Pear Shape, VS-SI

14 x 9 mm (calibrated)

$ 77.13

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3.04ct Violet Amethyst, Trillion, VS

3.04ct Violet Amethyst, Trillion, VS

10 x 10 mm (calibrated)

$ 22.78

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3.00ct Yellow Sphene, Oval, Translucent

3.00ct Yellow Sphene, Oval, Translucent

9.4 x 7.7 mm

$ 16.43

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3.21ct Blue Tanzanite, Oval, Translucent

3.21ct Blue Tanzanite, Oval, Translucent

9.2 x 7.3 mm

$ 27.78

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3.47ct White Cat'S Eye Moonstone, Round, Transparent

3.47ct White Cat'S Eye Moonstone, Round, Transparent

8 mm (calibrated)

$ 15.21

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3.48ct Brown Rutile Quartz, Round, Transparent

3.48ct Brown Rutile Quartz, Round, Transparent

10 mm (calibrated)

$ 9.53

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3.16ct Green Chrysoprase, Baguette, Translucent

3.16ct Green Chrysoprase, Baguette, Translucent

9.9 x 7.5 mm

$ 26.23

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3.46ct Blue Topaz, Marquise, VVS

3.46ct Blue Topaz, Marquise, VVS

15 x 7.2 mm

$ 26.54

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3.24ct Red Star Ruby, Oval, Opaque

3.24ct Red Star Ruby, Oval, Opaque

8.9 x 7.3 mm

$ 51.63

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3.37ct Pink Kunzite, Emerald Cut, VS

3.37ct Pink Kunzite, Emerald Cut, VS

10 x 6.4 mm

$ 92.74

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3.09ct Yellow Citrine, Oval, VVS-VS

3.09ct Yellow Citrine, Oval, VVS-VS

10 x 8 mm (calibrated)

$ 23.70

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3.06ct Yellow Rutile Topaz, Heart, Transparent

3.06ct Yellow Rutile Topaz, Heart, Transparent

9.8 x 9 mm

$ 63.50

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3.26ct Purple Kunzite, Emerald Cut, VVS-VS

3.26ct Purple Kunzite, Emerald Cut, VVS-VS

7.5 x 7.1 mm

$ 81.17

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3.13ct White Moonstone, Oval, Translucent

3.13ct White Moonstone, Oval, Translucent

11 x 9 mm (calibrated)

$ 27.43

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3.01ct Yellow Sphene, Oval, Transparent

3.01ct Yellow Sphene, Oval, Transparent

9.7 x 7.7 mm

$ 14.99

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3.48ct Violet Amethyst, Pear Shape, VVS

3.48ct Violet Amethyst, Pear Shape, VVS

13 x 9 mm (calibrated)

$ 26.69

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3.16ct Brown Smoky Quartz, Oval, VVS

3.16ct Brown Smoky Quartz, Oval, VVS

11.6 x 9 mm

$ 13.84

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3.42ct Yellow Quartz, Flower Cut, Transparent

3.42ct Yellow Quartz, Flower Cut, Transparent

12 x 12 mm (calibrated)

$ 11.25

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3.40ct Pink Strawberry Quartz, Oval, Transparent

3.40ct Pink Strawberry Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 25.50

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3.07ct Multicolor Opal, Oval, Transparent

3.07ct Multicolor Opal, Oval, Transparent

13 x 10.2 mm

$ 77.21

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3.11ct Red Almandine Garnet, Pear Shape, VVS

3.11ct Red Almandine Garnet, Pear Shape, VVS

12 x 8 mm (calibrated)

$ 116.16

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3.32ct Yellow Citrine, Oval, VVS-VS

3.32ct Yellow Citrine, Oval, VVS-VS

11 x 9 mm (calibrated)

$ 20.30

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3.12ct Orange Sunstone, Oval, Translucent

3.12ct Orange Sunstone, Oval, Translucent

11 x 9 mm (calibrated)

$ 47.86

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Why Buy 3 Ct Gemstones from GemSelect?

Natural 3 Carat Gemstones

Our 3 carat gemstones are 100% natural and carefully selected for quality, color, and clarity, making them ideal for standout jewelry designs.

3 Carat Loose Gemstones for Sale

Explore a wide range of 3 carat loose gemstones available in popular varieties such as sapphire, ruby, tourmaline, and more, all ready for custom settings.

3 Carat Loose Gemstones for Jewelry

Best Uses for 3 Carat Gems

3 carat gems are ideal for statement rings, pendants, and high-end jewelry pieces, offering a noticeable size without becoming impractical for daily wear.

Faceted and Cabochon Options

Choose from faceted 3ct gemstones for brilliance and sparkle or cabochon cuts for smooth surfaces and unique visual appeal.

Color Variety in 3 Carat Stones

Our collection includes gemstones in a wide spectrum of colors, from vivid blues and reds to soft pastels and rare color-change varieties.

Calibrated 3 Carat Gemstones

Find calibrated stones that fit standard jewelry settings, helping jewelers and designers save time while ensuring precise results.

Investment-Grade Gemstones

Many 3 carat gemstones offer excellent value for collectors, combining desirable size with quality characteristics that can appreciate over time.

Wholesale 3 Carat Gemstones

We offer competitive pricing on bulk purchases of 3ct gemstones, ideal for jewelers, designers, and resellers seeking consistent supply.

Learn more about gemstone properties, grading, and selection on our Gemstone Information Page.

FAQs

Is a 3 carat gemstone considered large?

Yes, a 3 carat gemstone is considered a medium-to-large size, making it ideal for statement jewelry while still being wearable daily.

Which gemstones look best at 3 carats?

Sapphires, rubies, aquamarines, and tourmalines are popular choices, as their color and clarity are well showcased at 3 carats.

Are all 3 carat gemstones the same size?

No, size varies depending on the gemstone type and density. Two stones with the same carat weight can have different dimensions.

Are your 3 carat gemstones natural?

Yes, all gemstones are natural, with any treatments clearly disclosed to ensure full transparency.

Can I use a 3 carat gemstone for an engagement ring?

Absolutely, 3 carat gemstones are a popular choice for engagement rings, offering impressive size and visual impact.

Do you offer calibrated 3ct gemstones?

Yes, we stock calibrated sizes suitable for standard jewelry settings, making them easy to mount.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

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Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
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Overall Rating -> 9 star ratings

I loved the selection of gemstones you have a to z

Posted By James in May, 2026
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Overall Rating -> 10 star ratings

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
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Overall Rating -> 10 star ratings

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
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Overall Rating -> 10 star ratings

Very good place to buy gemstones

Posted By Elansary in March, 2026
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